In reality, this is a two part question. A bond, also referred to as an appearance bond is in essence a contract between the State of Florida, the Bail Bond Agent, also referred to as a bondsman and the Principal, also referred to as the Defendant/Accused.
Infants: Birth  35+ pounds and 2+ years old. Rear-facing infant or rear-facing convertible safety seat as long as possible, up to the rear-facing height or weight limit of the seat. Properly install according to instructions in owners manual, rear-facing in the back seat.
What this sentence is trying to say, is that for kids who weigh less than 20 lbs. the only direction you are allowed to install this car seat is rear-facing â i.e. a child under 20 pounds may never ride forward-facing in this car seat.